CN220381287U

CN220381287U - Tree height growth measuring instrument

Info

Publication number: CN220381287U
Application number: CN202320136927.2U
Authority: CN
Inventors: 李昱星; 徐雪蕾; 马泰永; 胡杨; 曹兵
Original assignee: Ningxia University
Current assignee: Ningxia University
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2024-01-23
Anticipated expiration: 2033-02-07

Abstract

The utility model discloses a tree height growth measuring instrument, and belongs to the technical field of forestry measuring equipment. The tree height growth measuring instrument comprises a base and a laser radar arranged on the base and used for measuring the tree height, and further comprises: the device comprises a base, a protection plate fixedly connected to the base, wherein a water collecting tank for collecting rainwater is fixedly arranged on the protection plate, a spray pipe for cleaning a laser radar is fixedly connected to the protection plate, and a water suction pump for communicating the water collecting tank with the spray pipe is arranged on the protection plate; the solar panel is fixedly arranged on the protection plate and used for supplying power for the laser radar; the utility model adopts the laser radar technology and the solar power generation technology, the scanning frequency of the laser radar is set through the computer terminal program, the tree height is obtained through processing of the built-in algorithm after scanning, the processing result is sent to the computer terminal through the communication module, and finally, the Shan Mushu high-continuous monitoring is realized, and the measuring is convenient and the precision is high.

Description

Tree height growth measuring instrument

Technical Field

The utility model relates to the technical field of forestry measuring equipment, in particular to a tree height growth measuring instrument.

Background

In the investigation work of forestry sample plot, the breast diameter and the tree height are two key parameters of each wood inspection ruler, and are important basis for intuitively reflecting the growth condition of forest resources. The variation in breast diameter and tree height is two important aspects of tree growth, the former being radial growth and the latter being vertical growth. At present, two key parameters of tree height and breast diameter are needed for calculation of forest accumulation and biomass.

The lidar is a radar system that detects a characteristic quantity such as a position, a speed, etc. of a target by emitting a laser beam. The working principle is that a detection signal (laser beam) is emitted to a target, then a received signal (target echo) reflected from the target is compared with the emission signal, and after proper processing, the related information of the target, such as parameters of the distance, the azimuth, the altitude, the speed, the gesture, the even the shape and the like of the target, can be obtained.

For chest diameter measurement, an important device of a radial growth instrument is currently available, namely the device is installed at the chest height position of the tree, and the device can monitor and record the radial growth of the tree continuously for a long time with high resolution. For continuous measurement of tree height, no related instrument can monitor tree height growth change for a long time, continuously and with high resolution for single tree. Therefore, there is a need to design a tree height growth gauge to solve this problem.

Disclosure of Invention

The utility model aims to solve the problem that the tree height growth change cannot be continuously monitored for a long time in the prior art, and provides a tree height growth measuring instrument.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the tree height growth measuring instrument comprises a base and a laser radar arranged on the base and used for measuring the tree height, and further comprises: the device comprises a base, a protection plate fixedly connected to the base, wherein a water collecting tank for collecting rainwater is fixedly arranged on the protection plate, a spray pipe for cleaning a laser radar is fixedly connected to the protection plate, and a water suction pump for communicating the water collecting tank with the spray pipe is arranged on the protection plate; the solar panel is fixedly arranged on the protection plate and used for supplying power for the laser radar.

In order to clean the lens, preferably, one end of the water suction pump is communicated with the water collecting tank through a first pipeline, the other end of the water suction pump is communicated with the spray pipe through a second pipeline, and a filter block is fixedly connected to the first pipeline.

In order to adjust the elevation angle of the laser radar, preferably, the base is fixedly connected with a mounting seat, the laser radar is rotationally connected to the mounting seat, a servo motor is fixedly connected in the mounting seat, and the output end of the servo motor is fixedly connected with the laser radar.

In order to protect equipment such as batteries, further, fixedly connected with block terminal on the base, the block terminal internal fixation is provided with the battery, solar panel is connected with the battery input.

In order to raise the laser radar, preferably, the base bottom is rotationally connected with a plurality of groups of supports, the base bottom is fixedly connected with a guide rod, a sliding table is slidingly connected on the guide rod, a connecting rod is rotationally connected on the support, one end of the connecting rod, which is far away from the support, is rotationally connected on the sliding table, and a limiting part for limiting the sliding of the sliding table is arranged on the sliding table.

In order to improve the supporting force of the bracket, further, the limiting piece comprises a bolt, the bolt is connected to the sliding table in a threaded mode, and one end of the bolt abuts against the guide rod.

In order to facilitate the insertion in soil, further, one end of the support, which is far away from the base, is fixedly connected with an insertion head, and the insertion head is in an inverted cone shape.

In order to facilitate the observation of the level of the base, furthermore, the bottom of the guide rod is fixedly connected with a limiting plate, and a level gauge is fixedly installed in the limiting plate.

Compared with the prior art, the utility model provides a tree height growth measuring instrument, which has the following beneficial effects:

1. according to the tree height growth measuring instrument, a laser radar technology and a solar power generation technology are adopted, the scanning frequency of the laser radar is set through a computer terminal program, the tree height is obtained through processing of a built-in algorithm after scanning, a processing result is sent to a computer terminal through a communication module, and finally, shan Mushu high-continuity monitoring is achieved, and the measuring is convenient and high in precision;

2. according to the tree height growth measuring instrument, the protection plate is arranged above the laser radar, so that sunlight and rainwater can be shielded for the laser radar and the distribution box on one hand, the service life of the tree height growth measuring instrument can be prolonged, and rainwater can be collected on the other hand, and the lens can be cleaned;

3. according to the tree height growth measuring instrument, the guide rod and the support are matched for use, so that on one hand, the supporting force of the support can be improved, and on the other hand, the support can be prevented from deflecting, and therefore the tree height growth measuring instrument cannot be normally used.

The utility model adopts laser radar technology and solar power generation technology, sets the scanning frequency of the laser radar through the computer terminal program, obtains tree height through built-in algorithm processing after scanning, and sends the processing result to the computer terminal through the communication module, finally realizes the high continuous monitoring of Shan Mushu, and has convenient measurement and high precision.

Drawings

FIG. 1 is a front view of a tree height growth gauge according to the present utility model;

FIG. 2 is an enlarged view of the portion A of FIG. 1 of the tree height gauge according to the present utility model;

FIG. 3 is a schematic diagram of a sliding table of a tree height growth measuring instrument according to the present utility model

Fig. 4 is a schematic structural view of a tree height growth measuring instrument protection plate according to the present utility model.

In the figure: 1. a base; 101. a laser radar; 102. a solar panel; 2. a mounting base; 3. a distribution box; 4. a protection plate; 401. a water collection tank; 5. a bracket; 501. a connecting rod; 6. a guide rod; 601. a sliding table; 602. a bolt; 7. a water pump; 701. a first pipeline; 702. a second pipeline; 703. a spray pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples:

referring to fig. 1-4, the tree height growth measuring instrument comprises a base 1, a mounting seat 2 is fixedly connected to the base 1, a laser radar 101 for measuring tree height is rotationally connected to the base 1, a servo motor for driving a shell of the laser radar 101 to rotate is fixedly connected to the mounting seat 2, when the tree height growth measuring instrument is used, the elevation angle of the laser radar 101 can be adjusted through the servo motor, the measuring range and the application occasion can be quickly and conveniently adjusted, a protection plate 4 is fixedly connected to the base 1, sunlight and rainwater can be shielded for the laser radar 101 and the distribution box 3 on one hand, the service life of the tree height can be prolonged, rainwater can be collected on the other hand, the cleaning of a lens can be realized, space can be provided for installing a solar panel 102 on the other hand, the protection plate 4 is positioned above the laser radar 101 and the mounting seat 2, the protection plate 4 is arranged in an inclined posture, the rainwater can conveniently flow into the water collecting groove 401 along the protection plate 4, the water collecting groove 401 is fixedly arranged at the lower end of the protection plate 4, the laser radar 101 can be quickly and conveniently used in the field, the water collecting groove 401 cannot be blocked by the laser radar 101, the dust can be quickly and conveniently cleaned, and quickly and conveniently used for cleaning the spray pipe 703 is communicated with the spray pipe 703 on the water pump 703, and the water pump 703 can be quickly and conveniently used for cleaning dust can be conveniently and quickly used for cleaning the spray pipe 703; the solar panel 102 fixedly arranged on the protection plate 4 and used for supplying power to the laser radar 101 can ensure continuous operation of the laser radar 101 as far as possible.

When the device is used, the bracket 5 is firstly erected at a certain distance from a selected sample wood, one end of the bracket 5 is inserted into soil and is firmly fixed, the laser radar 101 is installed at the upper end of the base 1 at the top of the bracket 5, the elevation angle of the laser radar 101 is adjusted through the servo motor, the scanning frequency of the laser radar 101 is set through a computer terminal program after the elevation angle is set, the tree height is obtained through processing of a built-in algorithm after scanning, the processing result is sent to the computer terminal through the communication module, the Shan Mushu high continuous monitoring is finally realized, after a period of use or during regular maintenance, the water suction pump 7 is started to convey rainwater collected in the water collecting tank 401 to the spray pipe 703, and the spray pipe 703 sprays water to wash the lens of the laser radar 101, so that the measurement accuracy is improved.

Referring to fig. 1, 2 and 4, the water pump 7 is a miniature dc water pump 7 in the prior art, and the model is: HSP11070T-12V, this suction pump 7 compact structure, the installation of being convenient for, occupation space is less, suction pump 7 one end is linked together with water catch bowl 401 through pipeline one 701, the suction pump 7 other end is linked together with spray tube 703 through pipeline two 702, and fixedly connected with filter block on pipeline one 701, the filter block can prevent that the impurity in the rainwater from getting into suction pump 7 in, lead to suction pump 7 or spray tube 703 to block up, influence the use, during the use, suction pump 7 is through the water catch bowl 401 internal extraction rivers of pipeline one 701, then carry to spray tube 703 through pipeline two 702, realize the washing to laser radar 101 camera lens, improve measurement accuracy.

Referring to fig. 1 and 4, fixedly connected with block terminal 3 on base 1, block terminal 3 internal fixation is provided with the battery, and solar panel 102 is connected with the battery input, can charge for the battery, through setting up solar panel 102, can supply power to laser radar 101 and other equipment on the one hand, on the other hand can charge for the battery with unnecessary electric quantity, guarantees that laser radar 101 also can normally work in evening or overcast and rainy day, and sets up communication module and processing module in the block terminal 3, the staff of being convenient for knows and controls remotely.

Referring to fig. 1 and 3, the bottom of base 1 is rotationally connected with multiunit support 5, support 5 is provided with three at least, we select three here, three sets are circumference evenly connected in the bottom of base 1, the one end fixedly connected with plug of support 5 keeping away from base 1, the plug is the obconical, be convenient for peg graft in earth, fixedly connected with limiting plate in guide bar 6 bottom, limiting plate internally fixed mounting has the spirit level, can be according to the degree of depth that every support 5 stretched into earth of spirit level adjustment, make base 1 keep the horizontal gesture as far as possible, when using for a long time to overhaul, be convenient for the staff observe whether base 1 position changes, judge the validity of measured data according to this, base 1 bottom fixedly connected with guide bar 6, guide bar 6 can improve support force of support 5 on the one hand, on the other hand can prevent support 5 from taking place the skew, lead to unable normal use, sliding connection slip table 601 on guide bar 6, the support 5 is rotationally connected with connecting rod 501, the one end that support 5 kept away from support 5 rotates and is connected on 601, be provided with the restriction slip table 601 and slide table, the restriction piece that can be used for limiting the slip table 601, the fastener can be fixed in place at 602 on the jack 602 and bolt 602 after the bolt 602 is fixed at the position of support 602, can be adjusted at the position of support 5, bolt 602 is good, and bolt 602 is fixed on the support 5 is adjusted to be screwed up to the bolt 602.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The tree height growth measuring instrument comprises a base (1) and a laser radar (101) arranged on the base (1) and used for measuring the tree height, and is characterized by further comprising:

a protection plate (4) fixedly connected to the base (1),

the device comprises a protection plate (4), wherein a water collecting tank (401) for collecting rainwater is fixedly arranged on the protection plate (4), a spray pipe (703) for cleaning a laser radar (101) is fixedly connected to the protection plate (4), and a water suction pump (7) for communicating the water collecting tank (401) with the spray pipe (703) is arranged on the protection plate (4);

and a solar panel (102) fixedly arranged on the protection plate (4) and used for supplying power to the laser radar (101).

2. The tree height growth measuring instrument according to claim 1, wherein one end of the water suction pump (7) is communicated with the water collecting tank (401) through a first pipeline (701), the other end of the water suction pump (7) is communicated with the spray pipe (703) through a second pipeline (702), and a filter block is fixedly connected to the first pipeline (701).

3. The tree height growth measuring instrument according to claim 1, wherein the base (1) is fixedly connected with a mounting seat (2), the laser radar (101) is rotatably connected to the mounting seat (2), a servo motor is fixedly connected in the mounting seat (2), and the output end of the servo motor is fixedly connected with the laser radar (101).

4. A tree height growth measuring instrument according to claim 3, wherein the base (1) is fixedly connected with a distribution box (3), a storage battery is fixedly arranged in the distribution box (3), and the solar panel (102) is connected with the input end of the storage battery.

5. The tree height growth measuring instrument according to claim 1, wherein a plurality of groups of brackets (5) are rotationally connected to the bottom of the base (1), a guide rod (6) is fixedly connected to the bottom of the base (1), a sliding table (601) is slidingly connected to the guide rod (6), a connecting rod (501) is rotationally connected to the brackets (5), one end, far away from the brackets (5), of the connecting rod (501) is rotationally connected to the sliding table (601), and a limiting part for limiting the sliding of the sliding table (601) is arranged on the sliding table (601).

6. Tree height growth gauge according to claim 5, characterized in that the limiting member comprises a bolt (602), the bolt (602) is in threaded connection with the sliding table (601), and one end of the bolt (602) abuts against the guide rod (6).

7. The tree height growth measuring instrument according to claim 6, wherein one end of the bracket (5) far away from the base (1) is fixedly connected with a plug, and the plug is in an inverted conical shape.

8. The tree height growth measuring instrument according to claim 7, wherein a limiting plate is fixedly connected to the bottom of the guide rod (6), and a level gauge is fixedly installed in the limiting plate.